Wycombe House lost at Uxbridge in the Middlesex County Cricket League, Division Three, on Saturday after being bowled out for 192.
The home side reached their target for the loss of six wickets.
Osterley stayed second in the Middlesex Championship, Division One, after beating Old Lyonians by 49 runs.
But Old Isleworthians & Heston went down to a heavy defeat at Osterley 2000, who broke away from Osterley CC eight years ago.
Having posted 302-5 in their AJ Sports Surrey League, Division One, fixture, Osterley 2000 bowled out Old Is for 176.
Bedfont 62 (pictured) lost their friendly at home to Headstone St George's by five wickets.
Middlesex Crusaders will be invading the home of rivals Surrey for their Twenty20 Cup quarter-final against Lancashire Lightning next Tuesday.
Although Middlesex were drawn at home, Lord's will be hosting the England v South Africa test match, so the Twenty20 game will be played at the Brit Oval instead.
Call 08712 461100 or visit www.surreycricket.com to order tickets, which are priced at £20 for adults and £10 for U16s.
